1777 (C. 1977?) Battle of Germantown Medal. Silver. 50 mm. 56.0 grams. Types of Betts-556. Choice Uncirculated.,Antiqued silver surfaces, this oversize restrike in silver was undoubtedly created for the 1977 bicentennial of the 1777 Battle of Germantown. The originals are the only medals struck to mark the actions of a British military unit during the American Revolution.